#include<bits/stdc++.h>
using namespace std;
long long n,k,a[100],i,s,t;
int main()
{
    cin>>n>>k;
    t=n;
    i=2;
    while(n!=1&&s<k-1)
    {
        if(n%i==0) n/=i,s++,a[s]=i;
        else i++;
    }
    if(n>1)
    {
        cout<<t<<'=';
        for(int i=1;i<=k-1;i++) cout<<a[i]<<'*';
        cout<<n;
    }
    else cout<<"No answer!";
}